libopkg/opkg_conf.c

   1 /* opkg_conf.c - the opkg package management system
   2
   3    Copyright (C) 2009 Ubiq Technologies <graham.gower@gmail.com>
   4
   5    Carl D. Worth
   6    Copyright (C) 2001 University of Southern California
   7
   8    This program is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU General Public License as
  10    published by the Free Software Foundation; either version 2, or (at
  11    your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful, but
  14    WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    General Public License for more details.
  17 */
  18
  19 #include <stdio.h>
  20 #include <sys/types.h>
  21 #include <sys/stat.h>
  22 #include <fcntl.h>
  23 #include <glob.h>
  24 #include <unistd.h>
  25
  26 #include "opkg_conf.h"
  27 #include "pkg_vec.h"
  28 #include "pkg.h"
  29 #include "xregex.h"
  30 #include "sprintf_alloc.h"
  31 #include "opkg_message.h"
  32 #include "file_util.h"
  33 #include "opkg_defines.h"
  34 #include "libbb/libbb.h"
  35
  36 static int lock_fd;
  37 static char *lock_file = NULL;
  38
  39 static opkg_conf_t _conf;
  40 opkg_conf_t *conf = &_conf;
  41
  42 /*
  43  * Config file options
  44  */
  45 opkg_option_t options[] = {
  46         {"cache", OPKG_OPT_TYPE_STRING, &_conf.cache},
  47         {"force_defaults", OPKG_OPT_TYPE_BOOL, &_conf.force_defaults},
  48         {"force_maintainer", OPKG_OPT_TYPE_BOOL, &_conf.force_maintainer},
  49         {"force_depends", OPKG_OPT_TYPE_BOOL, &_conf.force_depends},
  50         {"force_overwrite", OPKG_OPT_TYPE_BOOL, &_conf.force_overwrite},
  51         {"force_downgrade", OPKG_OPT_TYPE_BOOL, &_conf.force_downgrade},
  52         {"force_reinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_reinstall},
  53         {"force_space", OPKG_OPT_TYPE_BOOL, &_conf.force_space},
  54         {"force_postinstall", OPKG_OPT_TYPE_BOOL, &_conf.force_postinstall},
  55         {"force_checksum", OPKG_OPT_TYPE_BOOL, &_conf.force_checksum},
  56         {"check_signature", OPKG_OPT_TYPE_BOOL, &_conf.check_signature},
  57         {"no_check_certificate", OPKG_OPT_TYPE_BOOL, &_conf.no_check_certificate},
  58         {"ftp_proxy", OPKG_OPT_TYPE_STRING, &_conf.ftp_proxy},
  59         {"http_proxy", OPKG_OPT_TYPE_STRING, &_conf.http_proxy},
  60         {"http_timeout", OPKG_OPT_TYPE_STRING, &_conf.http_timeout},
  61         {"no_proxy", OPKG_OPT_TYPE_STRING, &_conf.no_proxy},
  62         {"test", OPKG_OPT_TYPE_BOOL, &_conf.noaction},
  63         {"noaction", OPKG_OPT_TYPE_BOOL, &_conf.noaction},
  64         {"download_only", OPKG_OPT_TYPE_BOOL, &_conf.download_only},
  65         {"nodeps", OPKG_OPT_TYPE_BOOL, &_conf.nodeps},
  66         {"nocase", OPKG_OPT_TYPE_BOOL, &_conf.nocase},
  67         {"offline_root", OPKG_OPT_TYPE_STRING, &_conf.offline_root},
  68         {"overlay_root", OPKG_OPT_TYPE_STRING, &_conf.overlay_root},
  69         {"proxy_passwd", OPKG_OPT_TYPE_STRING, &_conf.proxy_passwd},
  70         {"proxy_user", OPKG_OPT_TYPE_STRING, &_conf.proxy_user},
  71         {"query-all", OPKG_OPT_TYPE_BOOL, &_conf.query_all},
  72         {"size", OPKG_OPT_TYPE_BOOL, &_conf.size},
  73         {"tmp_dir", OPKG_OPT_TYPE_STRING, &_conf.tmp_dir},
  74         {"verbosity", OPKG_OPT_TYPE_INT, &_conf.verbosity},
  75         {NULL, 0, NULL}
  76 };
  77
  78 static int resolve_pkg_dest_list(void)
  79 {
  80         nv_pair_list_elt_t *iter;
  81         nv_pair_t *nv_pair;
  82         pkg_dest_t *dest;
  83         char *root_dir;
  84
  85         for (iter = nv_pair_list_first(&conf->tmp_dest_list); iter;
  86              iter = nv_pair_list_next(&conf->tmp_dest_list, iter)) {
  87                 nv_pair = (nv_pair_t *) iter->data;
  88
  89                 if (conf->offline_root) {
  90                         sprintf_alloc(&root_dir, "%s%s", conf->offline_root,
  91                                       nv_pair->value);
  92                 } else {
  93                         root_dir = xstrdup(nv_pair->value);
  94                 }
  95
  96                 dest =
  97                     pkg_dest_list_append(&conf->pkg_dest_list, nv_pair->name,
  98                                          root_dir, conf->lists_dir);
  99                 free(root_dir);
 100
 101                 if (conf->default_dest == NULL)
 102                         conf->default_dest = dest;
 103
 104                 if (conf->dest_str && !strcmp(dest->name, conf->dest_str)) {
 105                         conf->default_dest = dest;
 106                         conf->restrict_to_default_dest = 1;
 107                 }
 108         }
 109
 110         if (conf->dest_str && !conf->restrict_to_default_dest) {
 111                 opkg_msg(ERROR, "Unknown dest name: `%s'.\n", conf->dest_str);
 112                 return -1;
 113         }
 114
 115         return 0;
 116 }
 117
 118 static int opkg_conf_set_option(const char *name, const char *value)
 119 {
 120         int i = 0;
 121
 122         while (options[i].name) {
 123                 if (strcmp(options[i].name, name) == 0) {
 124                         switch (options[i].type) {
 125                         case OPKG_OPT_TYPE_BOOL:
 126                                 if (*(int *)options[i].value) {
 127                                         opkg_msg(ERROR,
 128                                                  "Duplicate boolean option %s, "
 129                                                  "leaving this option on.\n",
 130                                                  name);
 131                                         return 0;
 132                                 }
 133                                 *((int *const)options[i].value) = 1;
 134                                 return 0;
 135                         case OPKG_OPT_TYPE_INT:
 136                                 if (value) {
 137                                         if (*(int *)options[i].value) {
 138                                                 opkg_msg(ERROR,
 139                                                          "Duplicate option %s, "
 140                                                          "using first seen value \"%d\".\n",
 141                                                          name,
 142                                                          *((int *)options[i].
 143                                                            value));
 144                                                 return 0;
 145                                         }
 146                                         *((int *const)options[i].value) =
 147                                             atoi(value);
 148                                         return 0;
 149                                 } else {
 150                                         opkg_msg(ERROR,
 151                                                  "Option %s needs an argument\n",
 152                                                  name);
 153                                         return -1;
 154                                 }
 155                         case OPKG_OPT_TYPE_STRING:
 156                                 if (value) {
 157                                         if (*(char **)options[i].value) {
 158                                                 opkg_msg(ERROR,
 159                                                          "Duplicate option %s, "
 160                                                          "using first seen value \"%s\".\n",
 161                                                          name,
 162                                                          *((char **)options[i].
 163                                                            value));
 164                                                 return 0;
 165                                         }
 166                                         *((char **const)options[i].value) =
 167                                             xstrdup(value);
 168                                         return 0;
 169                                 } else {
 170                                         opkg_msg(ERROR,
 171                                                  "Option %s needs an argument\n",
 172                                                  name);
 173                                         return -1;
 174                                 }
 175                         }
 176                 }
 177                 i++;
 178         }
 179
 180         opkg_msg(ERROR, "Unrecognized option: %s=%s\n", name, value);
 181         return -1;
 182 }
 183
 184 static int
 185 opkg_conf_parse_file(const char *filename,
 186                      pkg_src_list_t * pkg_src_list,
 187                      pkg_src_list_t * dist_src_list)
 188 {
 189         int line_num = 0;
 190         int err = 0;
 191         FILE *file;
 192         regex_t valid_line_re, comment_re;
 193 #define regmatch_size 14
 194         regmatch_t regmatch[regmatch_size];
 195
 196         file = fopen(filename, "r");
 197         if (file == NULL) {
 198                 opkg_perror(ERROR, "Failed to open %s", filename);
 199                 err = -1;
 200                 goto err0;
 201         }
 202
 203         opkg_msg(INFO, "Loading conf file %s.\n", filename);
 204
 205         err = xregcomp(&comment_re,
 206                        "^[[:space:]]*(#.*|[[:space:]]*)$", REG_EXTENDED);
 207         if (err)
 208                 goto err1;
 209
 210         err = xregcomp(&valid_line_re,
 211                        "^[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 212                        "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 213                        "[[:space:]]*(\"([^\"]*)\"|([^[:space:]]*))"
 214                        "([[:space:]]+([^[:space:]]+))?([[:space:]]+(.*))?[[:space:]]*$",
 215                        REG_EXTENDED);
 216         if (err)
 217                 goto err2;
 218
 219         while (1) {
 220                 char *line;
 221                 char *type, *name, *value, *extra;
 222
 223                 line_num++;
 224
 225                 line = file_read_line_alloc(file);
 226                 if (line == NULL)
 227                         break;
 228
 229                 if (regexec(&comment_re, line, 0, 0, 0) == 0)
 230                         goto NEXT_LINE;
 231
 232                 if (regexec(&valid_line_re, line, regmatch_size, regmatch, 0) ==
 233                     REG_NOMATCH) {
 234                         opkg_msg(ERROR, "%s:%d: Ignoring invalid line: `%s'\n",
 235                                  filename, line_num, line);
 236                         goto NEXT_LINE;
 237                 }
 238
 239                 /* This has to be so ugly to deal with optional quotation marks */
 240                 if (regmatch[2].rm_so > 0) {
 241                         type = xstrndup(line + regmatch[2].rm_so,
 242                                         regmatch[2].rm_eo - regmatch[2].rm_so);
 243                 } else {
 244                         type = xstrndup(line + regmatch[3].rm_so,
 245                                         regmatch[3].rm_eo - regmatch[3].rm_so);
 246                 }
 247
 248                 if (regmatch[5].rm_so > 0) {
 249                         name = xstrndup(line + regmatch[5].rm_so,
 250                                         regmatch[5].rm_eo - regmatch[5].rm_so);
 251                 } else {
 252                         name = xstrndup(line + regmatch[6].rm_so,
 253                                         regmatch[6].rm_eo - regmatch[6].rm_so);
 254                 }
 255
 256                 if (regmatch[8].rm_so > 0) {
 257                         value = xstrndup(line + regmatch[8].rm_so,
 258                                          regmatch[8].rm_eo - regmatch[8].rm_so);
 259                 } else {
 260                         value = xstrndup(line + regmatch[9].rm_so,
 261                                          regmatch[9].rm_eo - regmatch[9].rm_so);
 262                 }
 263
 264                 extra = NULL;
 265                 if (regmatch[11].rm_so > 0) {
 266                         if (regmatch[13].rm_so > 0
 267                             && regmatch[13].rm_so != regmatch[13].rm_eo)
 268                                 extra =
 269                                     xstrndup(line + regmatch[11].rm_so,
 270                                              regmatch[13].rm_eo -
 271                                              regmatch[11].rm_so);
 272                         else
 273                                 extra = xstrndup(line + regmatch[11].rm_so,
 274                                                  regmatch[11].rm_eo -
 275                                                  regmatch[11].rm_so);
 276                 }
 277
 278                 if (regmatch[13].rm_so != regmatch[13].rm_eo
 279                     && strncmp(type, "dist", 4) != 0) {
 280                         opkg_msg(ERROR,
 281                                  "%s:%d: Ignoring config line with trailing garbage: `%s'\n",
 282                                  filename, line_num, line);
 283                 } else {
 284
 285                         /* We use the conf->tmp_dest_list below instead of
 286                            conf->pkg_dest_list because we might encounter an
 287                            offline_root option later and that would invalidate the
 288                            directories we would have computed in
 289                            pkg_dest_list_init. (We do a similar thing with
 290                            tmp_src_nv_pair_list for sake of symmetry.) */
 291                         if (strcmp(type, "option") == 0) {
 292                                 opkg_conf_set_option(name, value);
 293                         } else if (strcmp(type, "dist") == 0) {
 294                                 if (!nv_pair_list_find
 295                                     ((nv_pair_list_t *) dist_src_list, name)) {
 296                                         pkg_src_list_append(dist_src_list, name,
 297                                                             value, extra, 0);
 298                                 } else {
 299                                         opkg_msg(ERROR,
 300                                                  "Duplicate dist declaration (%s %s). "
 301                                                  "Skipping.\n", name, value);
 302                                 }
 303                         } else if (strcmp(type, "dist/gz") == 0) {
 304                                 if (!nv_pair_list_find
 305                                     ((nv_pair_list_t *) dist_src_list, name)) {
 306                                         pkg_src_list_append(dist_src_list, name,
 307                                                             value, extra, 1);
 308                                 } else {
 309                                         opkg_msg(ERROR,
 310                                                  "Duplicate dist declaration (%s %s). "
 311                                                  "Skipping.\n", name, value);
 312                                 }
 313                         } else if (strcmp(type, "src") == 0) {
 314                                 if (!nv_pair_list_find
 315                                     ((nv_pair_list_t *) pkg_src_list, name)) {
 316                                         pkg_src_list_append(pkg_src_list, name,
 317                                                             value, extra, 0);
 318                                 } else {
 319                                         opkg_msg(ERROR,
 320                                                  "Duplicate src declaration (%s %s). "
 321                                                  "Skipping.\n", name, value);
 322                                 }
 323                         } else if (strcmp(type, "src/gz") == 0) {
 324                                 if (!nv_pair_list_find
 325                                     ((nv_pair_list_t *) pkg_src_list, name)) {
 326                                         pkg_src_list_append(pkg_src_list, name,
 327                                                             value, extra, 1);
 328                                 } else {
 329                                         opkg_msg(ERROR,
 330                                                  "Duplicate src declaration (%s %s). "
 331                                                  "Skipping.\n", name, value);
 332                                 }
 333                         } else if (strcmp(type, "dest") == 0) {
 334                                 nv_pair_list_append(&conf->tmp_dest_list, name,
 335                                                     value);
 336                         } else if (strcmp(type, "lists_dir") == 0) {
 337                                 conf->lists_dir = xstrdup(value);
 338                         } else if (strcmp(type, "arch") == 0) {
 339                                 opkg_msg(INFO,
 340                                          "Supported arch %s priority (%s)\n",
 341                                          name, value);
 342                                 if (!value) {
 343                                         opkg_msg(NOTICE,
 344                                                  "No priority given for architecture %s,"
 345                                                  "defaulting to 10\n", name);
 346                                         value = xstrdup("10");
 347                                 }
 348                                 nv_pair_list_append(&conf->arch_list, name,
 349                                                     value);
 350                         } else {
 351                                 opkg_msg(ERROR,
 352                                          "%s:%d: Ignoring invalid line: `%s'\n",
 353                                          filename, line_num, line);
 354                         }
 355
 356                 }
 357
 358                 free(type);
 359                 free(name);
 360                 free(value);
 361                 if (extra)
 362                         free(extra);
 363
 364 NEXT_LINE:
 365                 free(line);
 366         }
 367
 368         regfree(&valid_line_re);
 369 err2:
 370         regfree(&comment_re);
 371 err1:
 372         if (fclose(file) == EOF) {
 373                 opkg_perror(ERROR, "Couldn't close %s", filename);
 374                 err = -1;
 375         }
 376 err0:
 377         return err;
 378 }
 379
 380 int opkg_conf_write_status_files(void)
 381 {
 382         pkg_dest_list_elt_t *iter;
 383         pkg_dest_t *dest;
 384         pkg_vec_t *all;
 385         pkg_t *pkg;
 386         int i, ret = 0;
 387
 388         if (conf->noaction)
 389                 return 0;
 390
 391         list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
 392                 dest = (pkg_dest_t *) iter->data;
 393
 394                 dest->status_fp = fopen(dest->status_file_name, "w");
 395                 if (dest->status_fp == NULL && errno != EROFS) {
 396                         opkg_perror(ERROR, "Can't open status file %s",
 397                                     dest->status_file_name);
 398                         ret = -1;
 399                 }
 400         }
 401
 402         all = pkg_vec_alloc();
 403         pkg_hash_fetch_available(all);
 404
 405         for (i = 0; i < all->len; i++) {
 406                 pkg = all->pkgs[i];
 407                 /* We don't need most uninstalled packages in the status file */
 408                 if (pkg->state_status == SS_NOT_INSTALLED
 409                     && (pkg->state_want == SW_UNKNOWN
 410                         || (pkg->state_want == SW_DEINSTALL
 411                             && pkg->state_flag != SF_HOLD)
 412                         || pkg->state_want == SW_PURGE)) {
 413                         continue;
 414                 }
 415                 if (pkg->dest == NULL) {
 416                         opkg_msg(ERROR,
 417                                  "Internal error: package %s has a NULL dest\n",
 418                                  pkg->name);
 419                         continue;
 420                 }
 421                 if (pkg->dest->status_fp)
 422                         pkg_print_status(pkg, pkg->dest->status_fp);
 423         }
 424
 425         pkg_vec_free(all);
 426
 427         list_for_each_entry(iter, &conf->pkg_dest_list.head, node) {
 428                 dest = (pkg_dest_t *) iter->data;
 429                 if (dest->status_fp && fclose(dest->status_fp) == EOF) {
 430                         opkg_perror(ERROR, "Couldn't close %s",
 431                                     dest->status_file_name);
 432                         ret = -1;
 433                 }
 434         }
 435
 436         return ret;
 437 }
 438
 439 char *root_filename_alloc(char *filename)
 440 {
 441         char *root_filename;
 442         sprintf_alloc(&root_filename, "%s%s",
 443                       (conf->offline_root ? conf->offline_root : ""), filename);
 444         return root_filename;
 445 }
 446
 447 static int glob_errfunc(const char *epath, int eerrno)
 448 {
 449         if (eerrno == ENOENT)
 450                 /* If leading dir does not exist, we get GLOB_NOMATCH. */
 451                 return 0;
 452
 453         opkg_msg(ERROR, "glob failed for %s: %s\n", epath, strerror(eerrno));
 454         return 0;
 455 }
 456
 457 int opkg_conf_init(void)
 458 {
 459         pkg_src_list_init(&conf->pkg_src_list);
 460         pkg_src_list_init(&conf->dist_src_list);
 461         pkg_dest_list_init(&conf->pkg_dest_list);
 462         pkg_dest_list_init(&conf->tmp_dest_list);
 463         nv_pair_list_init(&conf->arch_list);
 464
 465         return 0;
 466 }
 467
 468 int opkg_conf_load(void)
 469 {
 470         int i, glob_ret;
 471         char *tmp, *tmp_dir_base, **tmp_val;
 472         glob_t globbuf;
 473         char *etc_opkg_conf_pattern;
 474
 475         conf->restrict_to_default_dest = 0;
 476         conf->default_dest = NULL;
 477
 478         if (!conf->offline_root)
 479                 conf->offline_root = xstrdup(getenv("OFFLINE_ROOT"));
 480
 481         if (conf->conf_file) {
 482                 struct stat st;
 483                 if (stat(conf->conf_file, &st) == -1) {
 484                         opkg_perror(ERROR, "Couldn't stat %s", conf->conf_file);
 485                         goto err0;
 486                 }
 487                 if (opkg_conf_parse_file(conf->conf_file,
 488                                          &conf->pkg_src_list,
 489                                          &conf->dist_src_list))
 490                         goto err1;
 491         }
 492
 493         if (conf->offline_root)
 494                 sprintf_alloc(&etc_opkg_conf_pattern, "%s/etc/opkg/*.conf",
 495                               conf->offline_root);
 496         else {
 497                 const char *conf_file_dir = getenv("OPKG_CONF_DIR");
 498                 if (conf_file_dir == NULL)
 499                         conf_file_dir = OPKG_CONF_DEFAULT_CONF_FILE_DIR;
 500                 sprintf_alloc(&etc_opkg_conf_pattern, "%s/*.conf",
 501                               conf_file_dir);
 502         }
 503
 504         memset(&globbuf, 0, sizeof(globbuf));
 505         glob_ret = glob(etc_opkg_conf_pattern, 0, glob_errfunc, &globbuf);
 506         if (glob_ret && glob_ret != GLOB_NOMATCH) {
 507                 free(etc_opkg_conf_pattern);
 508                 globfree(&globbuf);
 509                 goto err1;
 510         }
 511
 512         free(etc_opkg_conf_pattern);
 513
 514         for (i = 0; i < globbuf.gl_pathc; i++) {
 515                 if (globbuf.gl_pathv[i])
 516                         if (conf->conf_file &&
 517                             !strcmp(conf->conf_file, globbuf.gl_pathv[i]))
 518                                 continue;
 519                 if (opkg_conf_parse_file(globbuf.gl_pathv[i],
 520                                          &conf->pkg_src_list,
 521                                          &conf->dist_src_list) < 0) {
 522                         globfree(&globbuf);
 523                         goto err1;
 524                 }
 525         }
 526
 527         globfree(&globbuf);
 528
 529         if (conf->offline_root)
 530                 sprintf_alloc(&lock_file, "%s/%s", conf->offline_root,
 531                               OPKGLOCKFILE);
 532         else
 533                 sprintf_alloc(&lock_file, "%s", OPKGLOCKFILE);
 534
 535         lock_fd = creat(lock_file, S_IRUSR | S_IWUSR | S_IRGRP);
 536         if (lock_fd == -1) {
 537                 opkg_perror(ERROR, "Could not create lock file %s", lock_file);
 538                 goto err2;
 539         }
 540
 541         if (lockf(lock_fd, F_TLOCK, (off_t) 0) == -1) {
 542                 opkg_perror(ERROR, "Could not lock %s", lock_file);
 543                 if (close(lock_fd) == -1)
 544                         opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 545                                     lock_fd, lock_file);
 546                 lock_fd = -1;
 547                 goto err2;
 548         }
 549
 550         if (conf->tmp_dir)
 551                 tmp_dir_base = conf->tmp_dir;
 552         else
 553                 tmp_dir_base = getenv("TMPDIR");
 554
 555         sprintf_alloc(&tmp, "%s/%s",
 556                       tmp_dir_base ? tmp_dir_base :
 557                       OPKG_CONF_DEFAULT_TMP_DIR_BASE, OPKG_CONF_TMP_DIR_SUFFIX);
 558         if (conf->tmp_dir)
 559                 free(conf->tmp_dir);
 560         conf->tmp_dir = mkdtemp(tmp);
 561         if (conf->tmp_dir == NULL) {
 562                 opkg_perror(ERROR, "Creating temp dir %s failed", tmp);
 563                 goto err3;
 564         }
 565
 566         pkg_hash_init();
 567         hash_table_init("file-hash", &conf->file_hash,
 568                         OPKG_CONF_DEFAULT_HASH_LEN);
 569         hash_table_init("obs-file-hash", &conf->obs_file_hash,
 570                         OPKG_CONF_DEFAULT_HASH_LEN / 16);
 571
 572         if (conf->lists_dir == NULL)
 573                 conf->lists_dir = xstrdup(OPKG_CONF_LISTS_DIR);
 574
 575         if (conf->offline_root) {
 576                 sprintf_alloc(&tmp, "%s/%s", conf->offline_root,
 577                               conf->lists_dir);
 578                 free(conf->lists_dir);
 579                 conf->lists_dir = tmp;
 580         }
 581
 582         /* if no architectures were defined, then default all, noarch, and host architecture */
 583         if (nv_pair_list_empty(&conf->arch_list)) {
 584                 nv_pair_list_append(&conf->arch_list, "all", "1");
 585                 nv_pair_list_append(&conf->arch_list, "noarch", "1");
 586                 nv_pair_list_append(&conf->arch_list, HOST_CPU_STR, "10");
 587         }
 588
 589         /* Even if there is no conf file, we'll need at least one dest. */
 590         if (nv_pair_list_empty(&conf->tmp_dest_list)) {
 591                 nv_pair_list_append(&conf->tmp_dest_list,
 592                                     OPKG_CONF_DEFAULT_DEST_NAME,
 593                                     OPKG_CONF_DEFAULT_DEST_ROOT_DIR);
 594         }
 595
 596         if (resolve_pkg_dest_list())
 597                 goto err4;
 598
 599         nv_pair_list_deinit(&conf->tmp_dest_list);
 600
 601         return 0;
 602
 603 err4:
 604         free(conf->lists_dir);
 605
 606         pkg_hash_deinit();
 607         hash_table_deinit(&conf->file_hash);
 608         hash_table_deinit(&conf->obs_file_hash);
 609
 610         if (rmdir(conf->tmp_dir) == -1)
 611                 opkg_perror(ERROR, "Couldn't remove dir %s", conf->tmp_dir);
 612 err3:
 613         if (lockf(lock_fd, F_ULOCK, (off_t) 0) == -1)
 614                 opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
 615
 616         if (close(lock_fd) == -1)
 617                 opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 618                             lock_fd, lock_file);
 619         if (unlink(lock_file) == -1)
 620                 opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
 621 err2:
 622         if (lock_file) {
 623                 free(lock_file);
 624                 lock_file = NULL;
 625         }
 626 err1:
 627         pkg_src_list_deinit(&conf->pkg_src_list);
 628         pkg_src_list_deinit(&conf->dist_src_list);
 629         pkg_dest_list_deinit(&conf->pkg_dest_list);
 630         nv_pair_list_deinit(&conf->arch_list);
 631
 632         for (i = 0; options[i].name; i++) {
 633                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
 634                         tmp_val = (char **)options[i].value;
 635                         if (*tmp_val) {
 636                                 free(*tmp_val);
 637                                 *tmp_val = NULL;
 638                         }
 639                 }
 640         }
 641 err0:
 642         nv_pair_list_deinit(&conf->tmp_dest_list);
 643         if (conf->dest_str)
 644                 free(conf->dest_str);
 645         if (conf->conf_file)
 646                 free(conf->conf_file);
 647
 648         return -1;
 649 }
 650
 651 void opkg_conf_deinit(void)
 652 {
 653         int i;
 654         char **tmp;
 655
 656         if (conf->tmp_dir)
 657                 rm_r(conf->tmp_dir);
 658
 659         if (conf->lists_dir)
 660                 free(conf->lists_dir);
 661
 662         if (conf->dest_str)
 663                 free(conf->dest_str);
 664
 665         if (conf->conf_file)
 666                 free(conf->conf_file);
 667
 668         pkg_src_list_deinit(&conf->pkg_src_list);
 669         pkg_src_list_deinit(&conf->dist_src_list);
 670         pkg_dest_list_deinit(&conf->pkg_dest_list);
 671         nv_pair_list_deinit(&conf->arch_list);
 672
 673         for (i = 0; options[i].name; i++) {
 674                 if (options[i].type == OPKG_OPT_TYPE_STRING) {
 675                         tmp = (char **)options[i].value;
 676                         if (*tmp) {
 677                                 free(*tmp);
 678                                 *tmp = NULL;
 679                         }
 680                 }
 681         }
 682
 683         if (conf->verbosity >= DEBUG) {
 684                 hash_print_stats(&conf->pkg_hash);
 685                 hash_print_stats(&conf->file_hash);
 686                 hash_print_stats(&conf->obs_file_hash);
 687         }
 688
 689         pkg_hash_deinit();
 690         hash_table_deinit(&conf->file_hash);
 691         hash_table_deinit(&conf->obs_file_hash);
 692
 693         if (lock_fd != -1) {
 694                 if (lockf(lock_fd, F_ULOCK, (off_t) 0) == -1)
 695                         opkg_perror(ERROR, "Couldn't unlock %s", lock_file);
 696
 697                 if (close(lock_fd) == -1)
 698                         opkg_perror(ERROR, "Couldn't close descriptor %d (%s)",
 699                                     lock_fd, lock_file);
 700
 701         }
 702
 703         if (lock_file) {
 704                 if (unlink(lock_file) == -1)
 705                         opkg_perror(ERROR, "Couldn't unlink %s", lock_file);
 706
 707                 free(lock_file);
 708         }
 709 }